| Name | Info | Provider | Link |
|---|---|---|---|
| subscription/membership/fee required | Elsevier Science | https://linkinghub.elsevier.com/retrieve/pii/S0304-3959(99)00247-X | |
| Older Adult Health | free resource | MedlinePlus Health Information | https://medlineplus.gov/olderadulthealth.html |
| subscription/membership/fee required | Wolters Kluwer | https://doi.org/10.1016/s0304-3959(99)00247-x |